Theoretical investigations of structural, mechanical, electronic and optical properties of NaScSi alloy

W Belkilali, F Belkharroubi, M Ameri, N Ramdani… - Emergent …, 2021 - Springer
Ab initio density functional theory is employed to investigate the structural, elastic, electronic
and optical properties of the half-Heusler NaScSi alloy. The lattice constants are very near to …

Binding energies and optical absorption of donor impurities in spherical quantum dot under applied magnetic field

EB Al, E Kasapoglu, S Sakiroglu, H Sari… - Physica E: Low …, 2020 - Elsevier
In this study, we have calculated the binding energies of the ground-1s and first few excited
impurity states such as 2s, 1p, 2p, 1d, and 2d, as well as the wave functions and energies of …

Linear and nonlinear optical absorption coefficients and binding energy of a spherical quantum dot

B Çakır, Y Yakar, A Özmen, MÖ Sezer… - Superlattices and …, 2010 - Elsevier
The binding energy and wavefunctions of the 1s, 1p, 1d and 1f energy states of a spherical
quantum dot (QD) with parabolic potential were calculated by using a method which is a …

The electric field effects on the binding energies and the nonlinear optical properties of a donor impurity in a spherical quantum dot

M Kırak, S Yılmaz, M Şahin, M Gençaslan - Journal of Applied Physics, 2011 - pubs.aip.org
In this study, we have investigated the influence of an external electric field on the electronic
properties of the ground and excited states and studied the linear and the third-order …

The influence of the electric and magnetic fields on donor impurity electronic states and optical absorption coefficients in a core/shell GaAs/AlGaAs ellipsoidal …

A Ed-Dahmouny, R Arraoui, M Jaouane… - … Physical Journal Plus, 2023 - epjplus.epj.org
The lowest five energies levels (ELs) and optical absorption coefficient (OAC) of confined
donor in a core/shell ellipsoidal quantum dot were theoretically investigated under the …

Calculation of linear and nonlinear optical absorption coefficients of a spherical quantum dot with parabolic potential

Y Yakar, B Çakır, A Özmen - Optics Communications, 2010 - Elsevier
In the effective mass approximation, we calculated the binding energy and wave function for
the 1s-, 1p-, 1d-and 1f-states of a spherical quantum dot (QD) with parabolic potential by …

Effect of impurity position and electric field on the optical absorption coefficients and oscillator strength in spherical multilayer quantum dot

A Fakkahi, M Kirak, A Sali - The European Physical Journal Plus, 2022 - Springer
In this paper, in the effective mass approximation, we have investigated the effects of the
impurity position, external electric field, and the structure sizes on the linear, third-order …

Refractive index changes and absorption coefficients in a spherical quantum dot with parabolic potential

B Çakır, Y Yakar, A Özmen - Journal of Luminescence, 2012 - Elsevier
In this study, we have calculated the linear, nonlinear and total refractive index changes and
absorption coefficients for the transitions 1s–1p, 1p–1d and 1d–1f in a spherical quantum …

Effects of applied magnetic field on the optical properties and binding energies spherical GaAs quantum dot with donor impurity

CO Edet, EB Al, F Ungan, N Ali, N Rusli, SA Aljunid… - Nanomaterials, 2022 - mdpi.com
The screened modified Kratzer potential (SMKP) model is utilized to scrutinize the impacts of
an applied magnetic field (MF) on the binding energies and linear and nonlinear optical …

Magnetic field effects on oscillator strength, dipole polarizability and refractive index changes in spherical quantum dot

Y Yakar, B Çakır, A Özmen - Chemical Physics Letters, 2018 - Elsevier
We have computed the ground and excited state energies and the wave functions of a
spherical quantum dot with finite potential barrier in the presence of magnetic field. The …